Alicia Keys and Jennifer Hudson at Super Bowl

NEW ORLEANS, LA - FEBRUARY 03: Singer Jennifer Hudson performs "America The Beautiful" with the Sandy Hook Elementary School Chorus prior to the start of Super Bowl XLVII between the San Francisco 49ers and the Baltimore Ravens at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Jamie Squire/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: An AMerican Flag hangs above the stadium as Jennifer Hudson performs "America the Beautiful" with the Sandy Hook Elementary School Chorus during Super Bowl XLVII between the Baltimore Ravens and the San Francisco 49ers at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Chris Graythen/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Musician Alicia Keys performs the National Anthem prior to the start of Super Bowl XLVII between the Baltimore Ravens and the San Francisco 49ers at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Al Bello/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Alicia Keys performs the National Anthem during Super Bowl XLVII between the Baltimore Ravens and the San Francisco 49ers at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Ronald Martinez/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Musician Alicia Keys bows after singing the National Anthem prior to the start of Super Bowl XLVII between the Baltimore Ravens and the San Francisco 49ers at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Jamie Squire/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Alicia Keys performs the National Anthem during Super Bowl XLVII between the Baltimore Ravens and the San Francisco 49ers at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christian Petersen/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Singer Jennifer Hudson performs "America The Beautiful" with the Sandy Hook Elementary School Chorus prior to the start of Super Bowl XLVII between the San Francisco 49ers and the Baltimore Ravens at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Ezra Shaw/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Musician Alicia Keys performs the National Anthem prior to the start of Super Bowl XLVII between the Baltimore Ravens and the San Francisco 49ers at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Al Bello/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Singer Jennifer Hudson performs "America The Beautiful" with the Sandy Hook Elementary School Chorus prior to the start of Super Bowl XLVII between the San Francisco 49ers and the Baltimore Ravens at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Mike Ehrmann/Getty Images)

Super Bowl XLVII - Baltimore Ravens v San Francisco 49ers

NEW ORLEANS, LA - FEBRUARY 03: Musician Alicia Keys performs the National Anthem prior to the start of Super Bowl XLVII between the Baltimore Ravens and the San Francisco 49ers at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Chris Graythen/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: Alicia Keys performs during the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

AMFOOT-NFL-SUPERBOWL

Jennifer Hudson performs "America The Beautiful" with the Sandy Hook Elementary School Chorus before the start of Super Bowl XLVII between the San Francisco 49ers and the Baltimore Ravens at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: Singer Alicia Keys arrives to the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: Swiss Beatz and Alicia Keys arrive to the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: Swiss Beatz and Alicia Keys arrive to the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: A group of 26 students from the Sandy Hook Elementary School in Newtown, Connecticut perform America the Beautiful with singer Jennifer Hudson during the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: A group of 26 students from the Sandy Hook Elementary School in Newtown, Connecticut perform America the Beautiful with singer Jennifer Hudson during the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: Singer Jennifer Hudson arrives to the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: Singer Jennifer Hudson arrives to the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: A group of 26 students from the Sandy Hook Elementary School in Newtown, Connecticut perform America the Beautiful with singer Jennifer Hudson during the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: A group of 26 students from the Sandy Hook Elementary School in Newtown, Connecticut perform America the Beautiful with singer Jennifer Hudson during the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)

Pepsi Super Bowl XLVII Pregame Show

NEW ORLEANS, LA - FEBRUARY 03: Swiss Beatz and Alicia Keys arrive to the Pepsi Super Bowl XLVII Pregame Show at Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Christopher Polk/Getty Images)